Q. The number of normal drawn to the parabola $y^{2} = 4x$ from the point (1,0) is
A) 0
B) 1
C) 2
D) 3
Explanation
(b)
Given curve is $y^{2} = 4x$
Also, point (1, 0) is the focus of the parabola. It is clear from the graph that only normal is possible
[image:11_image60.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.